The Siemens HF323NR is a 100 Amp, 240V AC, 3-pole fusible heavy-duty safety switch designed for industrial and commercial applications. Constructed with a NEMA 3R-rated galvanized steel enclosure, it offers protection against dust, water, and other environmental factors, making it suitable for outdoor installations.
Key Features:
Amperage Rating:100 Amps
Voltage Rating:240V AC
Number of Poles: 3
Number of Wires: 4
Enclosure Type:NEMA 3R (Outdoor use)
Fuse Type:Class J or R fuses (not included)
Horsepower Ratings:
7.5 hp at 240V AC (1-phase)
15 hp at 240V AC (3-phase)
Short Circuit Current Rating:200 kA
Operating Temperature Range:-29°C to 85°C
Handle Type:Visible blade, red rotary handle
Mounting Style:Surface mount
Material:Galvanized steel
Dimensions:Approximately 23.1" H x 12" W x 8.2" D
The Siemens HF323NR Fusible Heavy Duty Safety Switch is engineered to provide a secure and reliable means of disconnecting electrical circuits in industrial and commercial settings. Its fusible design offers overcurrent protection, while the visible blade mechanism ensures clear indication of the switch position. The NEMA 3R-rated galvanized steel enclosure is suitable for outdoor installations, providing protection against dust, water, and other environmental factors.
This safety switch features a red rotary handle designed for hook stick operation and can be padlocked in the off position with up to three padlocks, enhancing safety during maintenance. The unit also includes a solid neutral and is compatible with Class J or R fuses (not included), making it versatile for various applications.
